llvm-project/lld/MachO/Config.h

58 lines
1.8 KiB
C++

//===- Config.h -------------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLD_MACHO_CONFIG_H
#define LLD_MACHO_CONFIG_H
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/BinaryFormat/MachO.h"
#include "llvm/TextAPI/MachO/Architecture.h"
#include <vector>
namespace lld {
namespace macho {
class Symbol;
struct SymbolPriorityEntry;
struct Configuration {
Symbol *entry;
bool hasReexports = false;
llvm::StringRef installName;
llvm::StringRef outputFile;
llvm::MachO::Architecture arch;
llvm::MachO::HeaderFileType outputType;
std::vector<llvm::StringRef> librarySearchPaths;
// TODO: use the framework search paths
std::vector<llvm::StringRef> frameworkSearchPaths;
llvm::DenseMap<llvm::StringRef, SymbolPriorityEntry> priorities;
};
// The symbol with the highest priority should be ordered first in the output
// section (modulo input section contiguity constraints). Using priority
// (highest first) instead of order (lowest first) has the convenient property
// that the default-constructed zero priority -- for symbols/sections without a
// user-defined order -- naturally ends up putting them at the end of the
// output.
struct SymbolPriorityEntry {
// The priority given to a matching symbol, regardless of which object file
// it originated from.
size_t anyObjectFile = 0;
// The priority given to a matching symbol from a particular object file.
llvm::DenseMap<llvm::StringRef, size_t> objectFiles;
};
extern Configuration *config;
} // namespace macho
} // namespace lld
#endif